retrogradian @catcrdnf #1704836011
19 June 2020
account created (per Roblox API)
18 Aug 2026, 15:17
last measured (UTC)
Username record
@catcrdnf — observed 18 August 2026
Roblox’s API lists prior usernames without dates; the dates above are when this register observed each name, which bounds — but is not — the change date.
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Also a member of
Catalog Avatar Creator#15102943 · ✨ Member
45,848,682Chillz Studios#2782840 · 🌟Royal Member🌟
18,658,728Sol's Studio#8509669 · [Gamers]
12,707,128KizmoTek Studio#3115970 · Community Member
7,622,894Paradoxum Games#4914494 · Player
6,060,699Hexagon Development Community#5693735 · Member
5,778,145Thinking Project#1235888 · noob
4,152,398USSF - United States Special Forces#22025 · [1] Private
3,413,178Plaything Games#25 · gamers
2,489,864SCP | Roleplay Community#5479038 · Roleplayer
1,273,812Vitan Games#35012066 · Member
1,036,592Retro Dev#5264310 · Member
1,032,870Tower Defense X#14733518 · fan :d
999,848Μilitary Simulator#4800484 · Red Army Conscript
807,536Eternal Dark Clan#5090129 · Dark Follower
747,404SCPF || Special Containment Procedures Foundation#3069549 · Class D
278,917Tumore#9835935 · Member
267,630Tower Battles Community#3404390 · Member
223,729Roblox Intervention Foundation#5189037 · Clearance-0
169,912KIT's Game#10749082 · Gamer
145,832Reason 2 Die Community#1104933 · Members
142,293Tower Battles: Battlefront#4367439 · Member
133,016LuaPilot#600673495 · Member
105,718BTD Group#12347950 · Member
98,632Official Retro TDS Group#11209028 · Friends!
97,746TDS: Legacy#17308602 · Member
73,504Untitled Tower Defense Game#11064487 · Member
49,912SCP - Devolved#5557159 · Member
48,969503 Games#13468245 · Member
40,511Kelvetia#35572453 · Гражданин
30,023The Masked Corporation#5207110 · Member
25,691Team Eternal Studios#4951686 · Fans!
22,574Mander Studios#15557473 · Member
21,897The Robloxia Veterans#6364120 · (M) 2020 | 6 years
18,953Operation U.N.I.V.E.R.S.A.L#17104821 · Member
17,691Special Containment Procedures Foundation#2855814 · [Class-D]
17,477Radixant Interactive#10728452 · Member
15,177Vince Games (Official)#16346785 · Member
14,500SECURE•CONTAIN•PROTECT#5117501 · Class D
10,331Tsuki Interactive#35135661 · Contributor
10,266Glasswing#5751969 · Member
10,055彡 HILL FAMILY OFFICIAL | #VF #DH#12243158 · 🩸 彡 | 𝓡𝓮𝓬𝓻𝓾𝓲𝓽𝓼 | 彡🩸
7,552SCP: Site NEXUS Community#11790061 · Roleplayers
7,384Born2Build#16359549 · Citizen of Earth
6,184not so obvious studios#13177792 · Member
5,617RubyLyte Studio#5370227 · Member
5,345Zake's Group#5731229 · Member
4,792Ulterior Entertainment#6453199 · Member
4,598Ultimate Presents#35029352 · Player 🦅
4,258lntersteIlar Studios#13591759 · Member
3,886SCP:F | Special Containment Procedures | REDACTED#5695321 · Class D
3,509Operium Development#13386491 · Member
3,498Roblox Anomalies Community#36062657 · Member
3,487Bloxxer Studios Community#15478077 · 👥Members👥
3,376Superior cloud#5112227 · 💎 Members 💎
3,299Realish Reborn#14798544 · Member
3,281Interblox Studio#4110220 · Members
2,921Dummy Production's#9179465 · People💫
2,901All countries | Studio#8455814 · 🗃[Member]
2,509Tower Battles: Defensive Holds#16118048 · Member
2,277Tower Battles RP#9579502 · Fan
1,466Modded Nexus#34046435 · Player
1,239Incursion Defender Group#32604709 · Contributors
1,180TDS: Reborn#16336024 · Member
962SCP: Anomaly Containment Breach#5372448 · [Member]
956Glaggle Emporium#16324472 · Giggler
876TBR Development#951808550 · Member
852Ammog Productions#16795822 · Developer
846TDS: Back In Time#17138740 · Member
739Conplex#4657798 · Conplexian
684Through The Years Development#16713949 · Member
657FelonyNo - Group#34225997 · 🎮 | Игрок
591DA YELLOW SPONGES GROUP#8365190 · Members of the club
561TDS: Refurbished#33858669 · Member
523Dori Giri Studio#33687658 · Member
490SCP:F : Special Containment Procedures :#8166929 · Class Disposable
440Untitled Tower Defense Official#12956402 · Member
349Blue Squirrel Studios#1089247 · Fan
344[Suffolk] Suffolk County#3861284 · Resident
337Mathow's Studio#33043197 · Goofy Goobers
330All Studio Games#13011834 · 👍Fans
298Mr_Tea Developement#32417194 · Players
291Legacy Defense Simulator#16472028 · Community Member
289Standard Team#32695124 · Member
287Bruh Defense Fan Club#34438957 · Member
269Old TDS Group#15324725 · old tds community
251Overlord Studio's#15220208 · Contributor︱✎
251Special Containment Procedures Foundation || SCP#5404547 · D Class
249SuperPlanetCraft09's Gamer Studio#9778344 · Gamer
241Timelinx Games#14744538 · Player
210Lvie's OG Tower Battles#32965598 · Member
141The Recycling Bin: Development Group#14077429 · Fellow Recyclables
132BBSPG#33608001 · Member
127X-Shade Studio#33631496 · Developer
120Classical Defense Community#32907668 · ✔️┃Member┃✔️
118Glaggle#16304670 · the gigglers
104Classical TDS#35305946 · Early Access
95RoVision Studios Games#35280611 · player
91GlaggleBLOX#16689126 · GIGGLERS
80Snek_Studios#8808715 · Members
77Membership and rank as measured from this user’s public group list.